Transaction not yet indexed

21MKc12gp5RuwF5NrruvCXM4uTC3Zc8X8PXbrmzLeENa1SCveYAMNgqXYYn9GCh4eKcMiQVjD6fqDhJmCqjaTscj

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.